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MV-21W5 ITEM 3 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, nondefinitive_spec/std_data: 5 SIZE, specification/standard_data: 81349-MIL-V-22052D/SH/ GOVERNMENT SPECIFICATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-274-5875, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MV-21W5 ITEM 3
NSN: 4820-01-274-5875
FSC: 4820
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
nondefinitive_spec/std_data5 SIZE
specification/standard_data81349-MIL-V-22052D/SH/ GOVERNMENT SPECIFICATION
NSN4820-01-274-5875
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MV-21W5 ITEM 3 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL CORROSION RESISTING
•
NONDEFINITIVE SPEC/STD DATA: 5 SIZE
•
SPECIFICATION/STANDARD DATA: 81349-MIL-V-22052D/SH/ GOVERNMENT SPECIFICATION
TECHNICAL CHARACTERISTICS
MATERIALSTEEL CORROSION RESISTING
NONDEFINITIVE SPEC/STD DATA5 SIZE
SPECIFICATION/STANDARD DATA81349-MIL-V-22052D/SH/ GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
MIL-DTL-22052InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-V-22052DInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8347-2 1/2 IN.InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MILV22052InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C9877-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
78306-B12-27PS2TS-SC40-882056343InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MV-21W5 ITEM 3?
MV-21W5 ITEM 3 is a DISK,VALVE.
What parts can replace MV-21W5 ITEM 3?
There are 15 known substitutes for MV-21W5 ITEM 3: MIL-DTL-22052, MIL-V-22052D, 8347-2 1/2 IN. and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MV-21W5 ITEM 3?
MV-21W5 ITEM 3 is cataloged in the Federal Logistics Information System under NSN 4820-01-274-5875. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026